Lenovo H402 Gaming Headphone USB 7.1 Surround Sound Deep Bass RGB Colorful Light Headset with Mic for PC Laptop Gamer - 3.5mm+USB 7.1 USB sound card delivers thrilling surround sound with separately adjustable levels. 50mm Diameter HiFi Speaker has high sensitivity and accurate sound reduction, letting you receive any detail of sound and experience a realistic game battlefield. You can greatly enjoy the games.  Cool LED light design, adding charm in game playing, look more fashionable. Physical Specs Dimensions Package size (L x W x H): 19.00 x 18.00 x 11.00 cm / 7.48 x 7.09 x 4.33 inches Weight Package weight: 0.4000 kg Color Black Technical Specs Input Jack 1 x 3.5mm interface, 1 x USB interface, (1 of which is for sound, and 1 of which is for the microphone.) Driver Diameter 40mm Connectivity Wired Others Application: Audiophile Compatible with: Desktops & Laptops